EP0730677A4 - Refractory/carbon components of aluminium production cells - Google Patents

Refractory/carbon components of aluminium production cells

Info

Publication number
EP0730677A4
EP0730677A4 EP94901467A EP94901467A EP0730677A4 EP 0730677 A4 EP0730677 A4 EP 0730677A4 EP 94901467 A EP94901467 A EP 94901467A EP 94901467 A EP94901467 A EP 94901467A EP 0730677 A4 EP0730677 A4 EP 0730677A4
Authority
EP
European Patent Office
Prior art keywords
refractory
carbon components
production cells
aluminium production
aluminium
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP94901467A
Other languages
German (de)
French (fr)
Other versions
EP0730677A1 (en
EP0730677B1 (en
Inventor
Jainagesh A Sekhar
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Moltech Invent SA
Original Assignee
Moltech Invent SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Moltech Invent SA filed Critical Moltech Invent SA
Publication of EP0730677A1 publication Critical patent/EP0730677A1/en
Publication of EP0730677A4 publication Critical patent/EP0730677A4/en
Application granted granted Critical
Publication of EP0730677B1 publication Critical patent/EP0730677B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
    • C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
    • C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
    • C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B18/00—Layered products essentially comprising ceramics, e.g. refractory products
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
    • C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
    • C04B2237/32—Ceramic
    • C04B2237/36—Non-oxidic
    • C04B2237/363—Carbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Manufacture Of Alloys Or Alloy Compounds (AREA)
EP94901467A 1993-11-12 1993-11-12 Refractory/carbon components of aluminium production cells Expired - Lifetime EP0730677B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1993/010993 WO1995013407A1 (en) 1993-11-12 1993-11-12 Refractory/carbon components of aluminium production cells

Publications (3)

Publication Number Publication Date
EP0730677A1 EP0730677A1 (en) 1996-09-11
EP0730677A4 true EP0730677A4 (en) 1997-01-15
EP0730677B1 EP0730677B1 (en) 2001-02-14

Family

ID=22237175

Family Applications (1)

Application Number Title Priority Date Filing Date
EP94901467A Expired - Lifetime EP0730677B1 (en) 1993-11-12 1993-11-12 Refractory/carbon components of aluminium production cells

Country Status (6)

Country Link
EP (1) EP0730677B1 (en)
AU (1) AU690087B2 (en)
CA (1) CA2174741C (en)
DE (1) DE69329937T2 (en)
NO (1) NO961885D0 (en)
WO (1) WO1995013407A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5728466A (en) * 1995-08-07 1998-03-17 Moltech Invent S.A. Hard and abrasion resistant surfaces protecting cathode blocks of aluminium electrowinning cells
DE19935403A1 (en) * 1999-07-30 2001-02-08 Dechema High-temperature, oxidation-suppressing thermal insulation composite, used successfully on metallic, inter-metallic and ceramic substrates, is made by pyrolyzing simple coating of zirconia in polysiloxane
US7462271B2 (en) 2003-11-26 2008-12-09 Alcan International Limited Stabilizers for titanium diboride-containing cathode structures

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308114A (en) 1980-07-21 1981-12-29 Aluminum Company Of America Electrolytic production of aluminum using a composite cathode
US4308115A (en) * 1980-08-15 1981-12-29 Aluminum Company Of America Method of producing aluminum using graphite cathode coated with refractory hard metal
US4466996A (en) 1982-07-22 1984-08-21 Martin Marietta Corporation Aluminum cell cathode coating method
US4678760A (en) * 1984-04-27 1987-07-07 Aluminum Company Of America Method of forming a substantially interwoven matrix containing a refractory hard metal and a metal compound
US4975191A (en) * 1987-03-23 1990-12-04 Swiss Aluminium Ltd. Ceramic foam filter
US5217583A (en) * 1991-01-30 1993-06-08 University Of Cincinnati Composite electrode for electrochemical processing and method for using the same in an electrolytic process for producing metallic aluminum
US5316718A (en) 1991-06-14 1994-05-31 Moltech Invent S.A. Composite electrode for electrochemical processing having improved high temperature properties and method for preparation by combustion synthesis

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9513407A1 *

Also Published As

Publication number Publication date
NO961885L (en) 1996-05-09
DE69329937D1 (en) 2001-03-22
EP0730677A1 (en) 1996-09-11
EP0730677B1 (en) 2001-02-14
NO961885D0 (en) 1996-05-09
CA2174741C (en) 2001-10-02
DE69329937T2 (en) 2001-06-13
AU5604894A (en) 1995-05-29
WO1995013407A1 (en) 1995-05-18
CA2174741A1 (en) 1995-05-18
AU690087B2 (en) 1998-04-23

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